| Power supply voltage | 100 to 120 V |
| Rated frequency range | 50 to 60 Hz |
| Rated current | 0.6 A |
| Power consumption | EC-4020:
Standalone copying: Approximately 15 W (ISO/IEC24712) Ready mode: Approximately 6.1 W Sleep mode: Approximately 1.2 W Power off mode: Approximately 0.2 W EC-4030: Standalone copying: Approximately 15 W (ISO/IEC24712) Ready mode: Approximately 6.6 W Sleep mode: Approximately 1.2 W Power off mode: Approximately 0.2 W |